38984918

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2089}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 70625280

約数和(自身を除く): 31640362

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1333, 2089, 2666, 4178, 9331, 14623, 18662, 29246, 64759, 89827, 129518, 179654, 453313, 628789, 906626, 1257578, 2784637, 5569274, 19492459, 38984918]

約数ペア:

[(1, 38984918), (2, 19492459), (7, 5569274), (14, 2784637), (31, 1257578), (43, 906626), (62, 628789), (86, 453313), (217, 179654), (301, 129518), (434, 89827), (602, 64759), (1333, 29246), (2089, 18662), (2666, 14623), (4178, 9331)]